$387 Cheap KLM flights from Boston to Newcastle (BOS to NCL)

Find The Best Day To Fly from Boston to Newcastle

Amazing KLM BOS to NCL Flight Deals

The cheapest flights to Newcastle Intl. found within the past 7 days were $615 round trip and $387 one way. Prices and availability subject to change. Additional terms may apply.

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.